release.yml

name: Release

on:
  workflow_dispatch:

jobs:
  create-release:
    runs-on: ubuntu-latest
    steps:
      - name: Create artifacts directory
        run: mkdir artifacts

      - name: Create GitHub release
        id: release
        uses: softprops/action-gh-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          draft: true
          name: Release
          generate_release_notes: false

      - name: Save release upload URL to artifact
        run: echo "${{ steps.release.outputs.upload_url }}" > artifacts/release-upload-url

      - name: Upload artifacts
        uses: actions/upload-artifact@v1
        with:
          name: artifacts
          path: artifacts

  build:
    name: Build Release
    strategy:
      matrix:
        build: [linux, macos, windows]
        include:
          - build: linux
            os: ubuntu-latest
            target: x86_64-unknown-linux-musl
            artifact: docgen
            rustflags: ""
          - build: macos
            os: macos-latest
            target: x86_64-apple-darwin
            artifact: docgen
            rustflags: ""
          - build: windows
            os: windows-2019
            target: x86_64-pc-windows-msvc
            artifact: docgen.exe
            rustflags: "-C target-feature=+crt-static"


    runs-on: ${{ matrix.os }}

    steps:
      - name: Checkout repo
        uses: actions/checkout@v2

      - name: Set stable toolchain
        uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          target: ${{ matrix.target }}

      - name: Build release
        uses: actions-rs/cargo@v1
        env:
          RUSTFLAGS: ${{ matrix.rustflags }}
        with:
          command: build
          use-cross: true
          args: --verbose --release --target ${{ matrix.target }}

      - name: Strip release binary (linux and macos)
        if: matrix.build == 'linux' || matrix.build == 'macos'
        run: strip "target/${{ matrix.target }}/release/docgen"

      - name: Get release download URL
        uses: actions/download-artifact@v1
        with:
          name: artifacts
          path: artifacts

      - name: Set release ENV variables
        shell: bash
        run: |
          release_upload_url="$(cat artifacts/release-upload-url)"
          echo "RELEASE_UPLOAD_URL=$release_upload_url" >> $GITHUB_ENV
          release_version=$(cargo metadata --format-version 1 | jq -r '.packages[] | select( .name == "docgen") | .version')
          echo "RELEASE_VERSION=$release_version" >> $GITHUB_ENV

      - name: Show end
        shell: bash
        run: |
          echo "release version: ${{ env.RELEASE_VERSION }}"
          echo "release upload url: ${{ env.RELEASE_UPLOAD_URL }}"

      - name: Build archive
        shell: bash
        run: |
          staging="docgen-${{ env.RELEASE_VERSION }}-${{ matrix.target }}"
          mkdir -p "$staging"

          if [ "${{ matrix.os }}" = "windows-2019" ]; then
            cp "target/${{ matrix.target }}/release/docgen.exe" "$staging/"
            7z a "$staging.zip" "$staging"
            echo "ASSET=$staging.zip" >> $GITHUB_ENV
          else
            cp "target/${{ matrix.target }}/release/docgen" "$staging/"
            tar czf "$staging.tar.gz" "$staging"
            echo "ASSET=$staging.tar.gz" >> $GITHUB_ENV
          fi

      - name: Upload artifact
        uses: actions/upload-artifact@v2
        with:
          name: ${{ env.ASSET }}
          path: ${{ env.ASSET }}

      - name: Upload release archive
        uses: actions/upload-release-asset@v1.0.1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ env.RELEASE_UPLOAD_URL }}
          asset_path: ${{ env.ASSET }}
          asset_name: ${{ env.ASSET }}
          asset_content_type: application/octet-stream